12 bed / 6 bath, 6,078 sqft, built 1973, in Thornton. Assessor market value for 2025: $274,640.
Cook County account 29113260030000
Assessor market value
$274,640
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
6,078 sqft
$45 per sqft
Year built
1973
Average quality
Compare this assessment
Start with the county value and property facts, then review appraisal comps, recent sales, and prior-year changes to decide whether the assessment is worth challenging. The comps on this page are free to review; email sign-in is only used to save a printable report.
Thornton 2026 appeal dates have not been published yet.
Deadline rule: Set by township: file with the Assessor by your township's last file date, and with the Board of Review while your township is open there. Evidence is reviewed by the Cook County Assessor's Office or, in a separate appeal, by the Cook County Board of Review. Dates checked against the official source.
Assessment snapshot
These public CCAO records highlight what may be worth checking before you file.
Assessment changeThe assessor market value stayed about the same, from $274,640 in 2024 to $274,640 in 2025.
Assessor market value per square footThe current public record shows about $45 per square foot before any comparable-property adjustments.
Nearby comparison areaThis page starts the equity review with public records for the Thornton neighborhood and ZIP 60419.
Neighborhood value signalAmong 2,179 residential records in the same neighborhood, the average assessor market value is about $113 per square foot.
Area year-over-year signalNearby residential records with prior-year values stayed about flat on average.
Comparable assessments
Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.
5,843 sqft | $52/sqft | built 1972 | Similar size (5,843 vs 6,078 sqft); Similar age (1972 vs 1973); Lot 15% smaller (7,253 vs 8,560 sqft)
$301,010
Recent comparable sales
No usable comparable sales are available in this data snapshot.
Public appraisal comparison for 2025. Prepared . Appraisal source: Cook County Assessor's Office. Sales data checked in this snapshot: . Matches consider available size, age, location and property characteristics. How comparisons work.
Value history
Down 14.2% in 2025 from 2024.
Assessor market value by tax year, with the change from the previous year listed